NEET Exam > NEET Videos > Chemistry Class 11 > General Properties of Benzene
General Properties of Benzene Video Lecture | Chemistry Class 11 - NEET
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FAQs on General Properties of Benzene Video Lecture - Chemistry Class 11 - NEET
| 1. What are the general properties of benzene? |  |
Ans. Benzene is a colorless liquid with a distinct aromatic odor. It has a molecular formula of C6H6 and a molar mass of about 78.11 g/mol. Benzene is insoluble in water but soluble in organic solvents. It has a boiling point of 80.1 °C and a melting point of 5.5 °C.
| 2. Is benzene toxic? | |
Ans. Yes, benzene is toxic and can have harmful effects on human health. Inhalation, ingestion, or skin contact with benzene can cause acute and chronic health problems. Long-term exposure to benzene is associated with various types of cancers, including leukemia. It is important to handle benzene with proper safety precautions and avoid prolonged exposure.
| 3. What are the uses of benzene? | |
Ans. Benzene is widely used in industries for the production of various chemicals and materials. It is primarily used as a starting material in the production of plastics, resins, synthetic fibers, rubber, dyes, detergents, pharmaceuticals, and many other products. Benzene is also used as a solvent in laboratories and as a fuel additive.
| 4. How is benzene produced? | |
Ans. Benzene can be produced through various methods, including the catalytic reforming of petroleum, steam cracking of hydrocarbons, and coal tar distillation. The most common industrial method is catalytic reforming, where hydrocarbons such as naphtha are treated with a catalyst under high temperature and pressure to convert them into benzene and other aromatic compounds.
| 5. What are the environmental concerns associated with benzene? | |
Ans. Benzene is a highly volatile organic compound and can contribute to air pollution when released into the atmosphere. It is a major component of automobile exhaust and industrial emissions. Benzene can also contaminate soil and water through spills or improper disposal. Due to its toxicity and potential carcinogenicity, benzene is regulated as a hazardous substance, and its release into the environment is strictly controlled.
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Dec 22, 2024 Last updated |
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